books.google.com - Herschel B. Chipp's 'Theories of Modern Art: A Source Book By Artists and Critics' is a collection of texts from letters, manifestos, notes and interviews. Sources include, as the title says, artists and critics - some expected, like van Gogh, Gauguin, Apollinaire, Mondrian, Greenberg, just to name a...http://books.google.com/books/about/Theories_of_Modern_Art.html?id=zvbyDtOaNVgC&q=imagination&utm_source=gb-gplus-shareTheories of Modern Art